diff --git a/java/kotlin-extractor2/src/main/kotlin/KotlinExtractor.kt b/java/kotlin-extractor2/src/main/kotlin/KotlinExtractor.kt
index 7105f2225b4..d2161502d58 100644
--- a/java/kotlin-extractor2/src/main/kotlin/KotlinExtractor.kt
+++ b/java/kotlin-extractor2/src/main/kotlin/KotlinExtractor.kt
@@ -292,7 +292,7 @@ fun doAnalysis(
                                         // stack overflow or an assertion failure in one file.
                                     } catch (e: Throwable) {
                                         fileExtractionProblems.setNonRecoverableProblem()
-                                        loggerBase.error(dtw, "Extraction failed while extracting '${psiFile.virtualFilePath}'.", e.stackTraceToString())
+                                        loggerBase.error(dtw, "Extraction failed while extracting '${psiFile.virtualFilePath}'.", e)
                                     }
                                 } else {
                                     System.out.println("Warning: Not a KtFile")
diff --git a/java/kotlin-extractor2/src/main/kotlin/utils/Logger.kt b/java/kotlin-extractor2/src/main/kotlin/utils/Logger.kt
index 7615e865929..b5656da5a88 100644
--- a/java/kotlin-extractor2/src/main/kotlin/utils/Logger.kt
+++ b/java/kotlin-extractor2/src/main/kotlin/utils/Logger.kt
@@ -286,6 +286,10 @@ class LoggerBase(val diagnosticCounter: DiagnosticCounter) : BasicLogger {
         error(dtw, msg, extraInfo, null)
     }
 
+    fun error(dtw: DiagnosticTrapWriter, msg: String, exn: Throwable) {
+        error(dtw, msg, exn.stackTraceToString())
+    }
+
     fun error(dtw: DiagnosticTrapWriter, msg: String, extraInfo: String?, loggerState: LoggerState?) {
         if (verbosity >= 1) {
             diagnostic(dtw, Severity.Error, msg, extraInfo, loggerState)
@@ -385,7 +389,7 @@ open class Logger(val loggerBase: LoggerBase, val dtw: DiagnosticTrapWriter) : B
     }
 
     fun error(msg: String, exn: Throwable) {
-        error(msg, exn.stackTraceToString())
+        loggerBase.error(dtw, msg, exn)
     }
 }